Fixed plugin loading (LD_PRELOAD isn't required anymore)

Makefile

@@ -59,7 +59,7 @@ gitignore:
 		sed 's/^./\/&/' >> .gitignore
 
 install:
-	install -Dm644 src/libnmi.so $(DESTDIR)/usr/local/Kobo/plugins/libnmi.so
+	install -Dm644 src/libnmi.so $(DESTDIR)/usr/local/Kobo/imageformats/libnmi.so
 	install -Dm644 res/doc $(DESTDIR)/mnt/onboard/.adds/nmi/doc
 
 koboroot:

src/qtplugin.h

@@ -1,9 +1,17 @@
 #ifdef __cplusplus
+#include <QImageIOHandler>
 #include <QObject>
 #include <QtPlugin>
 
-class NMIPlugin : public QObject {
+// we make it a fake image plugin so we can have Qt automatically load it
+// without needing extra configuration (e.g. LD_PRELOAD, -plugin arg, etc).
+
+class NMIPlugin : public QImageIOPlugin {
     Q_OBJECT
-    Q_PLUGIN_METADATA(IID "net.pgaskin.nmi");
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface")
+public:
+    Capabilities capabilities(QIODevice*, QByteArray const&) const { return 0; };
+    QImageIOHandler *create(QIODevice*, QByteArray const& = QByteArray()) const { return 0; };
 };
+
 #endif